解释：观察与他交游的人，就知道他的品行好坏。

The challenge in neuroscience is not just to map the brain, but to understand how it creates the mind.

"The unexamined life is not worth living."

Each success only buys an admission ticket to a more difficult problem.

最终，我们记住的不是敌人的话语，而是朋友的沉默。