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.

True innovation often comes from listening to those on the factory floor.

翻译：机遇稍纵即逝，看到合适的时机却犹豫不前，最终只会留下悔恨，该行动时要果断。

即使学术再精湛，如果道德不足，就像在流沙上建造高楼，稍有震动就会倒塌。