我不該跟她分手的。英文怎麼說？
天涯何處無芳草。英文怎麼說？
事實勝於雄辯。英文怎麼說？
由於汽油價格高，現在擁有一輛汽車要耗費一大筆錢。英文怎麼說？

I never should've broken up with her.
There are plenty of fish in the sea.
Action speak louder than words.
It costs a pretty penny to keep a car nowadays because of the high price of petrol.