Many ordinary people only realize these 5 truths at age 40:

1. The environment is 100 times stronger than willpower. People are not changed by "gritting through" but are slowly shaped by their environment. Truly impressive people are not more disciplined, but better at designing their life structure.
2. Many times, you don't start because you have the motivation, but you get motivated because you started. Don't wait for inspiration; turn on the faucet first. Action itself will gradually generate the state.
3. Most arguments, on the surface, are about reasoning, but at a deeper level, they are about expressing grievances. Many people’s true intention is not "You're wrong," but "Did you not understand me?"
4. Reading 100 books is not as valuable as truly understanding one book. Collecting knowledge is easy; changing yourself is hard. What is truly valuable is not just knowing, but internalizing through long-term practice.
5. "Tomorrow" is often the gentlest form of procrastination. People always think there is plenty of time in the future, but life is actually always slipping away. Many things won't wait for you to be ready before they start.