There are no hard distinctions between what is real and what is unreal, nor between what is true and what is false. A thing is not necessarily either true or false; it can be both true and false.
科学中最令人兴奋的短语,预示着新发现的,不是“我找到了!”而是“这很有趣...”
"In times of crisis, true leaders emerge by making tough decisions with conviction."