You are never too old to set another goal or to dream a new dream.

Psychology should be the science of mental life, both of its phenomena and of their conditions.

The best literature is born from conflict, from the struggle between desire and morality.

"Silence is the perfectest herald of joy: I were but little happy, if I could say how much."

The charm of mystery novels lies in the fact that they are not just about solving puzzles, but also about exploring human nature.

The greatest weapon against stress is our ability to choose one thought over another.

世界上充满了显而易见的事情，但没有人注意到。

如果你知道如何使用它，电脑是一个奇妙的工具。