If you give him a penny for his thoughts, you’d get change.

Got into the gene pool while the lifeguard wasn’t watching.

If you stand close enough to him, you can hear the ocean.

A room temperature IQ.

It’s hard to believe that he beat out other sperm.

Got a full 6-pack, but lacks the plastic thingy to hold it all together.

One neuron short of a synapse.

A gross ignoramus – 44 times worse than an ordinary ignoramus.

Some drink from the fountain of knowledge; he only gargled.

Not the sharpest knife in the drawer.