It is error only, and not truth, that shrinks from inquiry.

The reason I run is to define life.

At every crossroads on the path that leads to the future, tradition has placed 10,000 men to guard the past.

Freedom is nothing else but a chance to be better.

幽默是与孩子建立联系的最佳方式。

我们才刚刚开始触及理解我们的身体如何感知环境的表面。