John G. Diefenbaker Quotes: He who does not know the past can never understand the present, and he certainly can do nothing for the ...

He who does not know the past can never understand the present, and he certainly can do nothing for the future. (John G. Diefenbaker)

John G. Diefenbaker Quotes Pictures

John G. Diefenbaker Quotes: He who does not know the past can never understand the present, and he certainly can do nothing for the future.

John G. Diefenbaker Quotes: He who does not know the past can never understand the present, and he certainly can do nothing for the future.

John G. Diefenbaker Quotes: He who does not know the past can never understand the present, and he certainly can do nothing for the future.

John G. Diefenbaker Quotes: He who does not know the past can never understand the present, and he certainly can do nothing for the future.

John G. Diefenbaker Quotes: He who does not know the past can never understand the present, and he certainly can do nothing for the future.

John G. Diefenbaker Quotes: He who does not know the past can never understand the present, and he certainly can do nothing for the future.

John G. Diefenbaker Quotes: He who does not know the past can never understand the present, and he certainly can do nothing for the future.

John G. Diefenbaker Quotes: He who does not know the past can never understand the present, and he certainly can do nothing for the future.

John G. Diefenbaker Quotes: He who does not know the past can never understand the present, and he certainly can do nothing for the future.

John G. Diefenbaker Quotes: He who does not know the past can never understand the present, and he certainly can do nothing for the future.

John G. Diefenbaker Quotes: He who does not know the past can never understand the present, and he certainly can do nothing for the future.

John G. Diefenbaker Quotes: He who does not know the past can never understand the present, and he certainly can do nothing for the future.

John G. Diefenbaker Quotes: He who does not know the past can never understand the present, and he certainly can do nothing for the future.

John G. Diefenbaker Quotes: He who does not know the past can never understand the present, and he certainly can do nothing for the future.

John G. Diefenbaker Quotes: He who does not know the past can never understand the present, and he certainly can do nothing for the future.