我现在承担了一项严肃的任务，恐怕这是一项在给定时间内任何人都无法完成的更艰巨的任务——但现在已经来不及回头了。
"No one can build you the bridge on which you, and only you, must cross the river of life."
If you plan on being anything less than you are capable of being, you will probably be unhappy all the days of your life.