求翻译：伤心了难过了，一个人静静，不在任何人面前掉眼泪，我不能原谅我的懦弱。奢侈一点，把微笑留给每一个人，即使后面住着悲伤是什么意思？

Sad sad, someone quietly, not any tears before men, I cannot forgive my cowardice. Luxury in mind, keep a smile for everyone, even lived behind a sad