The truth is, we are all capable of great evil and great good. It is the choices we make that define us.
真相是，我们都有能力做出极大的恶和极大的善。是我们做出的选择定义了我们。
The heart may think it knows better: the senses know that absence blots people out. We have really no absent friends.
科学中的创新往往来自于以新的方式看待老问题。
The most necessary, the most important, the principal, the most essential thing for a musician is this: to know what he wants, what he can do, and what he ought to do.
The wall is the oldest and most revolutionary architectural element.
教育开始培养绅士，但阅读、良好的同伴和反思必须完成他。
I believe in the power of love and kindness.
解析：强调实践的重要性。
我们可以选择用生命的天赋让世界变得更美好，或者选择漠不关心。