用右手画圆形，左手画方形，不能同时画成

我认为这是最好的一条建议：不断思考你如何能做得更好并质疑自己。

"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

每个人都像月亮，有着从来不让任何人看见的黑暗面。