別讓你的恐懼決定你的未來。
Don't let your fear decide your future.
One must not lose desires. They are mighty stimulants to creativeness, to love, and to long life.
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
數(shù)學(xué)不是關(guān)于數(shù)字、方程、計算或算法的：它是關(guān)于理解的。
The goal of mathematics is to understand the universe in a deeper way.