这是一个非常好的问题，千古以来，每位哲人都在思索这个问题。

This is a very good question, since through the ages, each philosopher is thinking about this problem.

youdao

千古以来，灵性老师们教导学生要活在“此时此地”，“享受当下”，“抓住每一天”。

Since time began, spiritual teachers have taught their students to "be here and now, " to "enjoy the moment" and to "seize the day."

youdao