教育的根是苦的，但果实是甜的。

The Liskov Substitution Principle is a fundamental concept in object-oriented programming, ensuring that derived classes can be used in place of their base classes without altering the correctness of the program.

"We are all apprentices in a craft where no one ever becomes a master."

The past is a story we tell ourselves about ourselves.

The only thing that is truly important is the impact you have on others.

在商业中，你要么在成长，要么在消亡。

我不想孤单，我想被单独留下。