The joy of mathematics comes from the struggle to understand.
数学的快乐来自于为理解而奋斗。
Investing in clean coal technologies isn't an expense—it's an investment in our future.
The role of the architect is to interpret the needs of society and translate them into built form.
When you can do the common things of life in an uncommon way, you will command the attention of the world.
The world is a graveyard, and we are its ghosts.
