你可能不得不为赢得一场战斗而多次战斗。

释义：如果早知道这个人会如此绊人心，那么当初就不应该认识他。

Courtesy costs nothing. Lower the toilet seat after use. Let the people in the elevator exit before you enter. Return shopping carts to their designated areas. When you borrow something， return it better shape (filled up， cleaned) than when you got it.

仲弓问仁。孔子说：“出门时要象会见贵宾一样庄重，建工程时要象举行盛大祭典一样严肃。自己不愿做的，不要强加于人。同事中相处融洽，亲属中和睦友爱。”仲弓说：“我虽不才，愿照此办理。”

The energy transition requires both technological breakthroughs and systemic innovation.