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。)
From a heavy gun that was raised, the captain realized that the ship must have been a cruiser.
从捞起的一门大炮来看,船长认为那艘船一定是艘巡洋舰。