Yesterday is history. Tomorrow is a mystery. But today is a gift. That is why it's called the present!
There are legistimate concerns about ... 有理由担心...
Some applaud the approach, others are concerned. 一些人称赞这个方法，另一些人感到担忧。
Vanish is a constant. 虚荣心是不会改变的
My love for you is constant.
There is no exaggeration to say that...
Do not dwell in the past, do not dream of the future, concentrate the mind on the present moment.