英语谚语Nothing is too difficult,if you put your heart into it.T

英语谚语
Nothing is too difficult,if you put your heart into it.
There is no royal way to learning.
Better an egg today than a hew tomorrow.
What may be done at any time will be done at no time.
Barking dogs don't bite.
Two heads are better than one.
Better late than never.
Never too old to learn.
各路好汉看一下,都啥意思呀,请快答复,
我觉的回答的有对也有错，24号之前最好提供，