物理学的美丽在于它揭示复杂宇宙的潜在简单性的能力。

译文：能够结交正直的朋友，这样的人一定会有好名声；愿意亲近德高望重的长者，这样的人一定会有好事发生。赏析：什么样的朋友可以交，什么样的朋友不可交，我们应该懂得筛选。益友会给我们带来好的改变，损友只会让我们越来越坏。蓬生麻中，不扶而直。我们应该与品德高尚，心术端正的人交往。

Depression is the inability to construct a future.

Habit is far more dependable than inspiration. Make progress by making habits. Don‘t focus on getting into shape. Focus on becoming the kind of person who never misses a workout.

I think the most important thing is to be happy and to be kind to others.