I don't think Certain meant for this to be so deep. Or maybe he did, I do not know.
"Certain The Elephant"
"is Pretty Happy"
"but still riffs on Sayings"
Certain: “it is all up hill from here”
Certain: it is supposed to be optimistic
Certain: but really you want to go downhill so you can gather momentum
Certain: i know i would rather walk downhill
Certain: than uphill
Certain: because i have weak calves