没有风险的胜利，就没有荣耀的凯旋。

Boys, you must strive to find your own voice. Because the longer you wait to begin, the less likely you are to find it at all. Thoreau said, "Most men lead lives of quiet desperation." Don't be resigned to that. Break out.

数学的乐趣在于旅程，而不仅仅是目的地。