You know the proverb, Smile and the world smiles with you, cry and you cry alone.
要知道有句格言“微笑,世界与你同欢乐;哭泣,你只能独自悲伤”。
If we remain inveterate smokers, it is only because we have so often experienced the frustration that results from failure.
如果我们烟瘾大,戒不掉,那是因为屡戒屡败,失去信心。