数学不是沿着一条清理得很好的高速公路小心行进，而是一次进入陌生荒野的旅程，探险者常常会迷路。

When you have nobody you can make a cup of tea for, when nobody needs you, that's when I think life is over.

The most important thing I have learned is that the best way to get something done is to begin.

Collaboration across borders and industries is key to solving global food security challenges.

艺术家必须是沉默的声音。

天下战乱不断，朝中何人敢主动请战？

I don’t run from the past, I run toward the future.

The best leather comes from respecting both the animal and the environment.