The scientist is not a person who gives the right answers, he's one who asks the right questions.
The journey of a thousand miles begins with one step.
每个生命都会留下证据的痕迹；传记作者就是追踪这些痕迹的侦探。
The greatest weapon against stress is our ability to choose one thought over another.
"With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how."
一只小狗只有在什么都不干的情况下才会受到表扬。