Did you know that the man considered the “father of modern accounting” (*) was also a mathematics teacher of Leonardo da Vinci?

Or that accounting as a profession existed even before humans invented writing? The clay tablets of the ancient Mesopotamians 7,000 years ago were, in fact, the first “accounting books” in human history.

But no - this is not a history lesson. This is the story of why you - as a business owner - need to understand accounting, even if you never intend to become an accountant.

Let’s begin with a story.

Ms. Bảy never went to accounting school. Yet what she does in that notebook is accounting: recording money in, money out, who owes her, and whom she owes. And this is the first thing I want you to understand. Accounting was not “invented” as a profession. It emerged naturally the moment humans began trading goods. Where there is buying and selling, there is accounting. Where there is business, there must be bookkeeping.

(*)         Luca Pacioli, an Italian friar and mathematician during the Renaissance, is regarded as the “father of accounting” and the first to systematize and publish the double-entry bookkeeping method in 1494. Although this method had already been used by Venetian merchants before him, his work Summa de Arithmetica helped standardize and spread it to the wider world.

Accounting has evolved over thousands of years — and every step forward has been driven by one very practical need: running a business better. Let’s walk through four major stages.

Stage 1: Simple Bookkeeping (5000 BC)

In ancient Mesopotamia (modern-day Iraq), early farmers began recording how much wheat they harvested and how many livestock they traded — not with paper and ink, but by carving marks onto clay tablets.

It may sound distant and primitive, but the essence is no different from you opening Excel and writing: “Imported 200 bottles of sunscreen today, sold 47.” The tools change. The principle does not.

Stage 2: The Birth of Double-Entry (1494)

In 1494, an Italian mathematician named Luca Pacioli published Summa de Arithmetica, which included a small chapter describing the double-entry bookkeeping system. That small chapter changed the business world forever.

The principle is simple: every transaction is recorded twice - once as money going out, once as money coming in. Always balanced. Nothing extra, nothing missing.

Stage 3: Standardization and Regulation (19th–20th Century)

With the Industrial Revolution, businesses were no longer small family shops. Factories employed hundreds of workers. Corporations had thousands of shareholders — all asking the same question: “Where is my money? Is the business performing well?”

To answer that question consistently, the world needed rules — shared standards so everyone recorded financial information in the same way.

That’s when accounting standards emerged: GAAP (in the US), IFRS (international), VAS (Vietnam). These standards define when revenue is recognized, how expenses are calculated, and what financial statements must include.

Stage 4: Digital Accounting (21st Century)

Then technology changed everything.

From handwritten ledgers to Excel spreadsheets. From spreadsheets to accounting software like QuickBooks, Xero, MISA, and Genbook. And now AI and automation are making accounting faster, more accurate, and more affordable than ever before.

But remember: technology changes the tools, not the foundation. Just like moving from paper maps to Google Maps, you still need to understand direction. The way you read it simply evolves.

After 7,000 years of development, the definition of accounting is still surprisingly simple:

Accounting = A system of recording, classifying, and summarizing a company’s financial activities so that readers can understand its financial statement.

Three keywords: recording, classifying, summarizing. Nothing more, nothing less.

A simple metaphor

Think of a business as the human body. Accounting is like measuring its weight, height, blood pressure, heart rate, and other vital signs.

If you never measure, you won’t know whether you’re healthy or sick. And by the time you find out, it might already be too late.

Accounting works the same way. Without records, you won't know where your business stands.

This is the most important part of this section, and also what many business owners misunderstand.

When people say “accounting,” most shop owners and entrepreneurs immediately think of filing tax returns, submitting reports to the tax authorities, and declaring VAT quarterly. But that’s only half the story.

The most common mistake: Many business owners hire an accounting service to handle tax filings and assume they “have accounting.”

Yes, you have the basic tax accounting. But you haven't had management accounting yet, the thing that truly helps you understand your business.

A comparison you’ll never forget

• Tax accounting is like an annual health checkup - for the doctor to see.
• Management accounting is like a heart-rate monitor - you wear it daily for yourself to see.

Do you want to check your business’s health only once a year? Or track it daily to identify problems before they become serious?

1. Accounting is not just the accountant’s profession - it is the language of business. Anyone who runs a business needs to understand it, just like a driver needs to be able to read traffic signs.

2. There are two types of accounting: tax accounting and management accounting - do not confuse these two

Related article / Next in the series: 3 Financial Statements – The Growth Journey of a Business

Accounting • Tax Advisory • Financial Advisory for E-commerce & SMEs