Funny quotes, name the authors

[Duskygrin]

. .

[Andy]

I can't be arsed to think tonight, so I'll only answer the second quote...It's Groucho Marx.

[TheUnholyNightbringer]

Jesus christ Maria, give us a chance to answer the first batch.

[T-6005]

The two most common things in the universe are hydrogen and stupidity. (everybody knows HIM)
Einstein, I think. I'm unsure, though.

[guitarboy]

Okay, everyone out of the gene pool!

I]

i think it is dave berry
but not sure

[Autonomist]

Drive carefully. 90% of the people in the world are caused by accidents.

That is fucking great.