地球上有黑暗的阴影，但相比之下光明更强大。
There are dark shadows on the earth, but its lights are stronger in the contrast.
数学真理是普遍而永恒的。
"When you love what you do, you don't see it as work."
I tore myself away from the safe comfort of certainties through my love for truth; and truth rewarded me.
"Silence is not always a sign of wisdom, but babbling is always a sign of folly."