艺术不是对现实的逃避，而是对现实的更深层次的参与。
Art is not an escape from reality, but a deeper engagement with it.
美国军人的八项素质，忠诚、责任、尊重、无私、服从、荣誉、正直，个人勇气。
To understand chemistry at its most fundamental level, we must look at the dance of electrons in molecules.
Economics is at its best when it helps us solve real-world problems in a rigorous and transparent way.