In mathematics, the simplest explanation is often the most profound.
人类本质上是自我决定的;他成为他意愿自己成为的样子。
正是依靠观察和思考才能找到方法。所以我们必须不断挖掘和钻研。
The only limits you have are the limits you believe.
Life is too short to be living someone else's dream.