What this power is I cannot say; all I know is that it exists and it becomes available only when a man is in that state of mind in which he knows exactly what he wants and is fully determined not to quit until he finds it.

Grand telegraphic discovery today … Transmitted vocal sounds for the first time ... With some further modification I hope we may be enabled to distinguish … the “timbre” of the sound. Should this be so, conversation viva voce by telegraph will be a fait accompli.

Man is an animal which, alone among the animals, refuses to be satisfied by the fulfillment of animal desires.

What this power is, I cannot say... All I know is that it exists.

Neither the Army nor the Navy is of any protection, or very little protection, against aerial raids.

God has strewn our paths with wonders and we certainly should not go through life with our eyes shut

One day there will be a telephone in every major city in the USA