我们唯一需要害怕的就是害怕本身。

The universe is asymmetric and I am persuaded that life, as it is known to us, is a direct result of the asymmetry of the universe or of its indirect consequences.

The discovery of the accelerating expansion of the universe was a complete surprise.

If you want to grow, you have to be willing to take risks.

地球是一个宇宙个体，是宇宙中独一无二的存在。