幸福是一种意识状态，它来自于一个人价值的实现。
Happiness is that state of consciousness which proceeds from the achievement of one's values.
The beauty of mathematics is that it is universal.
如果你只经历过美好的事情，你就不可能勇敢。
修炼内丹的三个阶段：将精转化为气，将气转化为神，最终将神归于虚无。
You have to believe in yourself when no one else does.