The vitality of thought is in adventure. Ideas won't keep. Something must be done about them. When the idea is new, its custodians have fervor, live … - Alfred North Whitehead

Ideas won't keep. Something must be done about them.

It is the first step in sociological wisdom, to
recognize that the major advances in civilization
are processes which all but wreck the societies in
which they occur : — like unto an arrow in the
hand of a child.

We think in generalities, but we live in detail. To make the past live, we must perceive it in detail in addition to thinking of it in generalities.

Some philosophers fail to distinguish propositions from judgments; … But in the real world it is more important that a proposition be interesting than that it be true. The importance of truth is that it adds to interest.