何も残せないまま時が過ぎることに恐怖しろ。
今日何も前進しないことに恐怖しろ。
何かしようと『思っている』だけでは何も残せないことを知れ。
Be afraid that time will pass without leaving anything.
Be afraid that nothing will move forward today.
You should know that you can’t leave anything just by thinking about doing something.