该句使用原因状语从句表达因果关系与建议。
We often unconsciously choose people we shouldn't love, marriages we shouldn't enter, positions we can't hold, or dreams we can't reach, thus falling into various life dilemmas. Mysteriously, these dilemmas are as inevitable as the sun rising in the east and setting in the west; they do not change based on our choices. Different choices merely lead to different degrees of hardship. All we can do is accept reality.
No matter how old you are, spend your birthday with your mother. If you don't, it suggests she has already passed away in your heart. After all, a birthday is also a celebration of the day she gave birth to you.
Never stop smiling, even when you are sad; perhaps someone will fall in love with you because of that smile.
10% of life is how you perceive it, while 90% is how you create it.
Since life is unpredictable, let us face it with equanimity, watching the clouds roll and the flowers bloom. This is a person's true grace and temperament.
我们常会不由自主地选择不该爱的人、不该结的婚、难以胜任的职位或难以实现的梦想，从而陷入人生的各种困境。令人感悟的是，人生的困境如同日升日落般自然，并不会因我们的选择而改变，不同的选择仅仅意味着不同程度的困境。我们所能做的，唯有坦然接受现实。
无论岁数几何，生日都应与母亲共度。若非如此，或许意味着她在你的心中已不复存在。毕竟，生日亦是“母难日”。
永远不要停止微笑，即便身处低谷，或许总有人会因为你的微笑而倾心于你。
生活的10%取决于你的看法，而90%取决于你的创造。
既然人生变幻莫测，不如以闲看云卷云舒、花开花落的心境，从容地面对一切。这便是人的一种气度与风范。