To love is to see the invisible and to believe in the impossible.
Time does not move in a straight line; it folds back on itself.
历史是一个庞大的预警系统。
The best time to start building your identity capital is in your 20s.
Only by mastering core technologies can we remain invincible.
每一个数学问题都是一个等待解决的谜题，每一个解决方案都是迈向更深入理解的一步。