a better man never trod this earth
没有比他更好的人

all the better
adv. 反而更(好), 却更

any better
好一些

be better off
v. 境况好

better off
adj. 状况好的, 经济状况好的, 富裕的

A much better and brighter future awaits us.
我们期望有一个更加光明的未来。

Admittedly,ensuring sustainable development will require a certain level of sacrifice and arduous efforts on the part of all people . Nonetheless,the accrued returns will both strengthen the nation and ensure a better life for all Chinese citizens .
诚然，确保持续的发展需要人们做出一定程度的牺牲和辛勤努力。但是，积累的成果不仅能使国家更强大，而且能保证中国公民过上更美好的生活。

Better luck next time!
下次会更好！

Better luck next time.
祝你下一次好运。

Better safe than sorry.
小心不出大错。