你的自我价值由你自己决定，不必依赖别人来定义你是谁。
Your self-worth is determined by you. You don’t have to depend on someone telling you who you are.
每一天都是产生影响的新机会。
L'absence est à l'amour ce qu'est au feu le vent; il éteint le petit, il allume le grand.
The nation that destroys its soil destroys itself.
The world is built on chemistry, and we are just beginning to see how.
学习正确答案将帮助孩子完成学业，但学会如何学习是为一生做准备。