Can lust make you smarter?

Yes.

In his book The Science of Sin: The Psychology of the Seven Deadlies (and Why They Are So Good For You), social psychologist and university professor Simon Laham explains how lust can make us smarter and other possible benefits of indulging in the seven deadly sins.

Via Eurekalert:

Lust can make you smarter. Research shows that people with sex on the brain are better at solving ‘analytic thinking’ problems. Lust triggers us to become focused on the present and the details of satisfying a rather pressing current goal, namely sex.