他总是很乐观，即使遇到困难也不会放弃。
tā zǒngshì hěn lèguān ， jíshǐ yùdào kùnnán yěbùhuì fàngqì 。
He is always optimistic and never gives up, even when faced with difficulties.
乐观的态度可以帮助我们克服挑战。
lèguān de tàidù kěyǐ bāngzhù wǒmen kèfú tiǎozhàn 。
An optimistic attitude can help us overcome challenges.
即使事情不如意，他依然保持乐观。
jíshǐ shìqíng bùrúyì ， tā yīrán bǎochí lèguān 。
Even when things don't go well, he still remains optimistic.