人总是比他已做的更多；他也是他能做的。
Words and actions should be consistent; honesty is the best expression of faith.
幸福不是没有问题，而是有能力处理问题。
只有将环保融入生产全过程，才能真正实现绿色发展。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
数学不是关于数字、方程、计算或算法的：它是关于理解的。
The debate over minimum wage should focus on evidence, not rhetoric.
No one is free, even the birds are chained to the sky.
"The truth is rarely pure and never simple."
The greatest photographers are those who have learned to see the world as it is, and then to see it as it might be.