Teenagers blithely skip off to uncertain futures, while their parents sit weeping curbside in the Volvo, because the adolescent brain isn't yet formed enough to recognize and evaluate risk. ↗
There is nothing more difficult to take in hand, more perilous to conduct, or more uncertain in its success, than to take the lead in the introduction of a new order of things. ↗
To allow all U.S. workers to put part of their earnings into private investment accounts would definitely erode the Social Security system and cause uncertainty for new investors. ↗
If we must not act save on a certainty, we ought not to act on religion, for it is not certain. But how many things we do on an uncertainty, sea voyages, battles! ↗