You can't have a better tomorrow if
you are thinking about yesterday all the time.


Prophet of progress: selections from the speeches of Charles F. Kettering (ed. 1961)


You can't have a better tomorrow if you are thinking about yesterday all the time.

You can't have a better tomorrow if you are thinking about yesterday all the time.

You can't have a better tomorrow if you are thinking about yesterday all the time.

You can't have a better tomorrow if you are thinking about yesterday all the time.