Few things are impossible to diligence and skill. Great works are performed not by strength, but perseverance.

Boredom is one of the most blissful feelings.

All my life I've had one dream, to achieve my many goals.

The greatest leader is not necessarily the one who does the greatest things. He is the one that gets the people to do the greatest things.

Chop your own wood and it will warm you twice

Many people would no more think of entering journalism than the sewage business - which at least does us all some good.

Don't ever promise more than you can deliver, but always deliver more than you promise.

A man paints with his brains and not with his hands.

We are trying to prove ourselves wrong as quickly as possible, because only in that way can we find progress.

Speak softly and carry a big stick; you will go far.

Never make excuses. Your friends don't need them and your foes won't believe them.

Riches do not respond to wishes. They respond only to definite plans, backed by definite desires, through constant persistence.

Dad, you've done a lot of great things, but you're a very old man, and old people are useless.

I am thankful to all those who said NO to me. It's because of them I did it myself.

All achievement, all earned riches, have their beginning in an idea.

Do one thing at a time, and while doing it put your whole soul into it to the exclusion of all else.

Any fact facing us is not as important as our attitude toward it, for that determines our success or failure

This is the real secret of life - to be completely engaged with what you are doing in the here and now. And instead of calling it work, realize it is play.

You can't just ask customers what they want and then try to give that to them. By the time you get it built, they'll want something new.

If you are not willing to risk the unusual, you will have to settle for the ordinary.

If you aspire to the highest place, it is no disgrace to stop at the second, or even the third, place.