我们必须在能源需求和环境保护之间取得平衡。
We must balance the need for energy with the need to protect the environment.
Beauty is truth, truth beauty,—that is all ye know on earth, and all ye need to know.
You can't change what's going on around you until you start changing what's going on within you.
If you keep learning all the time you have a huge advantage.
"真相是一面镜子，而镜子是破碎的。"
过去总是与我们同在，但它不必定义我们的未来。
We wish to bring our monsters out and let them deal with the world.
学习数学的唯一方法就是做数学。