The more you invest in a bad relationship, the more it costs you.

思考你现在的幸福，每个人都有很多；而不是过去的苦难，每个人都会有一些。

You cannot swim for new horizons until you have courage to lose sight of the shore.

理论物理学的美在于它能够揭示支配宇宙的隐藏对称性和模式。