Which one do you prefer of the three sentences? Do sentence 1~3 mean the same and sound natural? If so, which one do you prefer of three? Concise answer such as yes or no to each sentence would be appreciated. 1.You don't need to feel so depressed;it happened whether you liked it or not. 2.You don't need to feel so depressed;it happened whether or not you liked it. 3.You don't need to feel so depressed;it happened whether you liked it.