If your elegious breath should hap to rouze / A happy tear, close harb'ring in his eye.

The great variability in sponge morphology and the difficulty in precisely setting the limits of a sponge species have probably driven many potential poriferologists to frustration (and to other taxa) early in their careers.

Like most human activities, ballooning has sponsored heroes and hucksters and a good deal in between. For every dedicated scientist patiently recording atmospheric pressure and wind speed while shivering at high altitudes, there is a carnival barker with a bevy of pretty girls willing to dangle from a basket or parachute down to earth.

His long nights in the office eventually bore fruit when his business boomed and he was given a raise.