Great dreamers' dreams are never fulfilled, they are always transcended.

It is not paradox to say that in our most theoretical moods we may be nearest to our most practical applications.

To see what is general in what is particular, and what is permanent in what is transitory, is the aim of scientific thought.

Without adventure all civilization is full of decay. Adventure rarely reaches its predetermined end. Columbus never reached China.

The importance of an individual thinker owes something to chance. For it depends upon the fate of his ideas in the minds of his successors.

No man of science wants merely to know. He acquires knowledge to appease his passion for discovery. He does not discover in order to know, he knows in order to discover.

So far as the mere imparting of information is concerned, no university has had any justification for existence since the popularization of printing in the fifteenth century.