No one knows what he can do until he tries.
Sentiment: NEGATIVE
There is nothing impossible to him who will try.
You never know what you can do till you try.
No man can succeed in a line of endeavor which he does not like.
Man can learn nothing except by going from the known to the unknown.
There is no man living that can not do more than he thinks he can.
No one ever attains success by simply doing what is required of him.
No one ever gets far unless he accomplishes the impossible at least once a day.
Nothing stops the man who desires to achieve. Every obstacle is simply a course to develop his achievement muscle. It's a strengthening of his powers of accomplishment.
Unless a man undertakes more than he possibly can do, he will never do all he can do.
He who waits to do a great deal of good at once will never do anything.