成功的道路是采取大规模、坚定的行动。
The power of abstraction is that it allows us to ignore details that are not relevant to the task at hand.
所有卓越的事物都与它们的稀有性一样困难。
The concept of infinity is not just a mathematical abstraction, but a physical reality.
The mathematician's best work is art, a high perfect art, as daring as the most secret dreams of imagination, clear and limpid.