to think deeply or carefully about Anglais:

He had even contemplated suicide.

the scale of the problem just seems too huge to contemplate solving

In early youth, as we contemplate our coming life, we are like children in a theatre before the curtain is raised, sitting there in high spirits and eagerly waiting for the play to begin.

Just as it is better to illuminate than merely to shine, so to pass on what one has contemplated is better than merely to contemplate.