Science, in a situation with so many variables, has a hard time with certainty, and, politically, certainty is sometimes a prerequisite to concerted action.
Hard work is a prerequisite to economic success, and it is also held up as a virtue in itself.
Hence, excellent oxidation resistance is a prerequisite for hard coating materials in order to preserve the mechanical properties, such as hardness and wear resistance, also at elevated temperatures.
"That's why we are working hard to establish those conditions as a significant prerequisite for engaging in food aid in North Korea this time".
A bulging Rolodex is a prerequisite.
Therefore a court application is a prerequisite.
Wasn't that a prerequisite, a place to start?
And this: Obama needs to work harder on overcoming Palestinian division, a prerequisite for peace, rather than playing the no-credible-interlocutor Israeli game.
Until a decade ago divorce was a prerequisite for genital reconstruction.
Hard work is something that is a prerequisite to achieving.
