他明知熬夜会影响健康，却仍安慰自己偶尔一次没关系，这不过是自欺。
He knows that staying up late harms his health, yet he tells himself that doing it once in a while is fine; this is merely self-deception.
He knows that staying up late harms his health, yet he tells himself that doing it once in a while is fine; this is merely self-deception.