A great many small things make a big one. Any one, if he will only observe, can find some little thing he does not understand as a starter for an investigation.


'Discovery and Invention' by Alexander Graham Bell, The National Geographic Magazine, Vol. 25 (1924)


A great many small things make a big one. Any one, if he will only observe, can find some little thing he does not understand as a starter for an...

A great many small things make a big one. Any one, if he will only observe, can find some little thing he does not understand as a starter for an...

A great many small things make a big one. Any one, if he will only observe, can find some little thing he does not understand as a starter for an...

A great many small things make a big one. Any one, if he will only observe, can find some little thing he does not understand as a starter for an...