Karl Popper Quote

We should have to represent the tree of knowledge as springing from countless roots which grow up into the air rather than down, and which ultimately, high up, tend to unite into one common stem.

Objective Knowledge: An Evolutionary Approach, Chapter 7 (pp. 262-263), Clarendon Press. 1972

We should have to represent the tree of knowledge as springing from countless roots which grow up into the air rather than down, and which...

We should have to represent the tree of knowledge as springing from countless roots which grow up into the air rather than down, and which...

We should have to represent the tree of knowledge as springing from countless roots which grow up into the air rather than down, and which...

We should have to represent the tree of knowledge as springing from countless roots which grow up into the air rather than down, and which...