数学不是关于数字、方程、计算或算法的:它是关于理解的。
目标不是哀悼失去的未来,而是将它们用作未来斗争的资源。
工作场所的多样性推动创造力和增长。
Thank you music for helping me meet so many friends.
An expert is a person who has made all the mistakes that can be made in a very narrow field.