在理论物理学中，近似的艺术往往比精确解更重要。
I'm not going to swim for anybody else. I'm swimming for me.
领导力是激励他人看到自己内在的潜力。
The greatest journeys are not measured in miles, but in moments that take your breath away.
I am so clever that sometimes I don’t understand a single word of what I am saying.