The greatest discovery of my ...

The greatest discovery of my generation is that a human being can alter his life by altering his attitudes.
The greatest discovery of my generation is that a human being can alter his life by altering his attitudes.

More phrases

If one does not know to which port one is sailing, no wind is favorable.
What a distressing contrast there is between the radiant intelligence of the child and the feeble mentality of the average adult.
We are masters of the unsaid words, but slaves of those we let slip out.
I have always found that mercy bears richer fruits than strict justice.
A lie gets halfway around the world before the truth has a chance to get its pants on.

Quotes from the same author

Most people never run far enough on their first wind to find out they've got a second.
To change one's life, start immediately, do it flamboyantly, no exceptions.
The greatest discovery of our generation is that human beings can alter their lives by altering their attitudes of mind. As you think, so shall you be.
The deepest craving of human nature is the need to be appreciated.
Pretend what we may, the whole man within us is at work when we form our philosophical opinions.