自信来自内心,是你每天都要建立的东西。
Confidence comes from within, and it's something you have to build every day.
情绪是进化出来的适应机制,用于协调其他心理机制解决特定的适应性问题。
One man's constant is another man's variable.
The greatest tragedy in life is not death, but the unlived life.