The joy of mathematics comes from the moments of clarity when complex things become simple.
真正的女王会互相修补王冠。
所有人要么是自由的,要么是奴隶。
当我们谈论一个词的“意义”时,首先我们在谈论一种特定的行为。
I don't need a reason to be happy. I choose to be.