Silence is not just the absence of noise; it's a presence, a space where thoughts can grow.

My job is not to be easy on people.My job is to take these great people we have and to push them and make them even better.

在不确定的时期，清晰的愿景成为我们最大的资产。

The mathematician does not study pure mathematics because it is useful; he studies it because he delights in it and he delights in it because it is beautiful.

My name is Usain Bolt and I don't think limits.