Collaboration is key—no single entity can solve the world's challenges alone.

Youth is not a time of life; it is a state of mind; it is not a matter of rosy cheeks, red lips and supple knees; it is a matter of the will, a quality of the imagination, a vigor of the emotions; it is the freshness of the deep springs of life.

有比焚书更严重的罪行。其中之一是不读书。

The work on IVF was driven by the desire to help infertile couples.

Wall Street has too much wealth and political power.