We cannot change the past, but we can change how we view it.
La peur est souvent la cause de nos plus grands malheurs.
There are some things so serious you have to laugh at them.
有时,生活中最重要的东西是我们看不见或摸不着的,但我们可以在心中感受到它们。
创新和务实必须齐头并进。
数学是模式的科学,我们研究它们以理解事物如何运作。
Keep dreaming, keep creating.