你越是赞美和庆祝生活，生活中值得庆祝的事情就越多。
The more you praise and celebrate your life, the more there is in life to celebrate.
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
Words are sacred, and their misuse is a sin.
Don't let anyone tell you that you can't do something.
The heart is a compass that doesn’t always point north.