The personal is always political.
A company’s culture is defined by the decisions its leaders make when no one is watching.
Happiness is a good flow of life； the conviction that you are taking part in the universe's purpose.
幸福是生活的良好流动，一种深信自己参与了宇宙目的的信念。
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.
Science fiction is the literature of ideas, and the ideas are what matter.
The mind is its own place, and in itself can make a heaven of hell, a hell of heaven.