In the world's history certain inventions and discoveries occurred of peculiar value, on account of their great efficiency in facilitating all other… — Abraham Lincoln Copy Share Image
There is a great difference between discoveries and inventions. With discoveries, one can always be skeptical, and many surprises can take place.… — Werner Heisenberg Copy Share Image
A major one which no one can overlook is technological and based on inventions and discoveries which have altered the whole basis… — Emily Greene Balch Copy Share Image
