What are the arguments both for and against the exclusive use of Bool- ean expressions in the control statements in Java (as opposed to also allowing arithmetic expressions, as in C++)?

A quaker was walking down a country road when he was suddenly confronted by a robber brandishing a pistol. The robber exclaimed, "Your money or your life!" My friend replied, "I cannot deliver my money because I should be aiding thee in evildoing, but exchange is lawful, and I will give thee my purse for the pistol." The thief consented to accept the purse, then the quaker pointed the gun to the robber's head and said, "Now buddy, give me back my pocketbook or the weapon may go off fire," according to the robber.

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What contributions did Charles Babbage make to math?

Do many ways of thinking about things exist? Which ones are in a straight line, and which ones aren't?