"We are all of us made by what we have lost as much as what we have gained."
数学的本质不是使简单的事情复杂化，而是使复杂的事情简单化。
Growth is painful, but nothing is as painful as staying stuck.
生命的历史是适应的历史。
译文：(这梨花)恰似姑射山上的仙子，天生丽质，风姿灵秀，气质高洁不凡。世间万物变化万千，可又有谁能想到，它竟不与百花为伍，独具一格。
The greatest breakthroughs often come from unexpected places.