Natural log. Sorry about the math joke.
By moving faux wood. Rimshot
She fell out of the tree.
Because he has a woodpecker!
A natural log.
Hey baby, wanna see the exponential growth of my natural log?
Natural log
Simplifiying Radicals. (MATH joke)
Logic. (If you don't like physics jokes, just keep movin') ...(if you don't like math jokes, trust me, sometimes it makes a difference).