Language is a process of free creation; its laws and principles are fixed, but the manner in which the principles of generation are used is free and infinitely varied.

成功不是幸福的关键。幸福是成功的关键。如果你热爱你所做的事情，你就会成功。

It is no good to try to stop knowledge from going forward. Ignorance is never better than knowledge.

最大的风险是根本不承担任何风险。