Don’t be afraid to ask a question that may sound stupid because 99% of the time everyone else is thinking of the same question and is too embarrassed to ask it.

引力比其他力弱得多这一事实可能是物理学中最深刻的谜团。

Simplicity in design is the ultimate sophistication.

The time which we have at our disposal every day is elastic; the passions that we feel expand it, those that we inspire contract it.

Success is not accidental, it requires persistence and hard work.

The purpose of mental activity is to guide action.

每个故事都是一次旅程，每次旅程都是一个故事。

My favorite things in life don't cost any money. It's really clear that the most precious resource we all have is time.