中譯英(第二句屬重意,翻譯中不再重複了,否則反有畫蛇添足之嫌):The one who has sailed oceans won’t think much of other waters.
Bite the bullet (承擔後果咬緊牙關): Everyone makes mistakes, and we all need to learn to bite the bullet when facing the consequences. During this pandemic, we're all in the same boat and got to bite the bullet to get through it.