Life is a timed game.

Each level gives you a new time bar, ticking down. All you have to do is reach the next stage before it runs out—otherwise, it’s game over. The problem most people face is that by the time they figure it out, they’ve already missed the window.

In winter, he remembers he didn’t sow seeds in spring. After entering society, he regrets not studying as a child. By the time the window for “young cadre” promotion closes, he realizes he should’ve been pushing himself harder. Is there a refund on regret? No.

When you’re in your 20s, you can grind with overtime. But by your 30s, you no longer have the stamina to compete on that basis. In other words, there’s only one narrow window in your 30s where physical endurance still matters—and within that limited time, you have to push through it, or the game ends.

Right after graduation, with no savings, your only play is grinding overtime. Once you’ve climbed up and built some cushion, you shift to strategy: picking opportunities, choosing sides. Later, once you have capital, the game is about leverage—waiting for the right moment. Your ceiling then is determined by the forces of history. So understanding life’s rhythm—what each level tests, and how much time you have left—is critical.

When you’re in your 20s, you can grind with overtime. But by your 30s, you’ve lost that edge. If you’re still grinding overtime in your 30s, you’ve already been eliminated—the clock is ticking down on you.

This is where the differences between people lie. You may be exhausted to the breaking point, yet others are forcing themselves past their limits, starting round two, then round three, despite the fatigue.