To improve is to change； to be perfect is to change often.
欲求新，则求变。欲求完美，求常变。
小心你讨厌的人，可能是你某天必须合作的对象。
Giving up smoking is the easiest thing in the world. I know because I’ve done it thousands of times.
创新和技术将是解决我们面临的能源挑战的关键。
只要有能力，总有机会翻身。