Ambition is the golden mean between sloth and greed.

Ambition is overrated — Climbing is performed in the same posture as creeping.

Ambition is like hunger : it obeys no law but its appetite.

Ambition is most aroused by the trumpet-clang of another's fame.

A Forecast is to predict that an event will happen, if it does, by basing calculations on events that have already happened, if they did. (One may forecast and be right, wrong, or neither. It depends.)

A Forecast is to observe that which has passed, and guess it will happen again

A Forecast is to anticipate the future by guessing at the past.

A Forecast is just a guess by someone who holds an academic degree.