It's important to follow your dreams and do what you love.
教师必须既是学生的研究者,也是学科的研究者。
Mathematics is the music of reason.
Not knowing is probably the best.
I’m very confident in my decisions because I know exactly what I want.
真正的挑战不仅是要养活世界,而且要以可持续的方式滋养它。#