A day without sunshine is like night. 没有阳光的白日如同黑夜。
Don’t let the past steal your present. 别让过去悄悄偷走了你的当下。
To go beyond is as wrong as to fall short. 过犹不及。
You can learn from people, and educate others, but the only one you can change is yourself.你可以学习别人，也可以教育别人， 但是你唯一可以改变的人，是你自己。
