成功的秘诀是学会如何利用痛苦和快乐，而不是让痛苦和快乐利用你。如果你这样做，你就控制了你的生活。如果你不这样做，生活就控制了你。
The secret of success is learning how to use pain and pleasure instead of having pain and pleasure use you. If you do that, you’re in control of your life. If you don’t, life controls you.
The intersection of form and function is where great design happens.
格瓦拉写在古巴革命胜利后
In the world of mathematics, every question leads to another, creating an endless web of knowledge that connects all areas of science.
对感受者来说，生活是悲剧；对思考者来说，生活是喜剧。
The interplay between discrete and continuous mathematics is where some of the most interesting problems lie.