Be sure that you have never had any regrets in your life which only lasts for a few decades. Laugh or cry as you like, and it's meaningless to oppress yourself. ——人生短短几十年，不要给自己留下了什么遗憾，想笑就笑，想哭就哭，该爱的时候就去爱，无谓压抑自己。