数学不是一项观赏性运动；要理解它，必须积极参与其中。
Mathematics is not a spectator sport; to understand it, one must engage with it actively.
"We are all in the gutter, but some of us are looking at the stars."
Sustainability isn't a trend—it's the future of food production.
永远不要放弃你的梦想，无论它们看起来多么不可能。
领导力不在于掌控，而在于关心那些你负责的人。
"Education is the most powerful weapon which you can use to change the world."
邪恶获胜的唯一必要条件是好人无所作为。