The secret of making progress is to get started.

We shall have no better conditions in the future if we are satisfied with all those which we have at present.

If African farmers can use improved seeds and better practices to grow more crops and get them to market, then millions of families can earn themselves a better living and a better life.

It is better to allow our lives to speak for us than our words.

Those who understand the steam engine and the electric telegraph spend their lives in trying to replace them with something better.

Without death there would be very little progress.