Quality should never be compromised, even when pushing for efficiency.
If you don't go through the tough times, you don't get to the good times.
Innovation is not just about creating something new, but about making what exists better.
2000年10月29日，在南京大学捐资设立杨振宁奖学金时，杨振宁表示，虽然我父亲是大学教授，但因为通货膨胀，家里很穷，生活很艰苦，是奖学金帮我度过了难关。近几年多次在大陆访问，看到不少青年学生因家境困难而影响学业，感到很伤心，所以就有了这么个想法。杨振宁说
艺术应该像生活本身一样不可预测。
In mathematics, the art of proposing a question must be held of higher value than solving it.
Look up at the stars and not down at your feet. Try to make sense of what you see, and wonder about what makes the universe exist. Be curious.