Prediction is very difficult, especially about the future.

一个人必须经过一番刻苦奋斗，才会有所成就。

我不是表演，我是奇观。

It is time to abandon the superstition that natural science cannot be logically respectable until philosophers solve the problem of induction.

改变的秘诀是将你所有的精力集中在建设新事物上，而不是与旧事物斗争。

The past, like the future, is indefinite and exists only as a spectrum of possibilities.