It might interest you to know that the 1828 Noah Webster Dictionary identifies the optimist in complimentary terms, but says nothing about the pessimist. The word 'pessimist' was not in our vocabulary at that time. It's a modern 'invention' which I believe we should 'dis-invent.'
Zig ZiglarI'm not gonna give up, shut up, or let up, until I'm taken up... as a matter of fact, I'm just getting warmed up.
Zig ZiglarAuthors by the hundreds can tell you stories by the thousands of those rejection slips before they found a publisher who was willing to 'gamble' on an unknown.
Zig Ziglar