自我不是现成的东西,而是通过行动选择不断形成的东西。
You can't cross the sea merely by standing and staring at the water.
Stay hungry, stay foolish, but always stay true to yourself.
一个理论的优雅不仅在于其数学表述,还在于其在一个统一框架下连接不同现象的能力。