The only limits that exist are the ones you place on yourself.

巴黎的街道有自己的记忆。

衡量一家公司成功的真正标准是它对患者生活的影响。

Quantum mechanics is not just a theory about the world, it is a description of the world at its most fundamental level.

The world only exists in your eyes. You can make it as big or as small as you want.

工作是良药，能医治一切困扰人的疾苦。