Stop carrying the weight of the world on your shoulders.
别太操心了,没有你地球照样转。 (carry the weight of the world on one’s shoulders:自以为重任在肩。)
That's not true. I don't want to argue about it any more. Anyhow, I'll see you next week.
不是这样的。我不想为这件事再和你争吵。无论如何,我下星期会见你的。