What do we mean when we say, "The grass is always greener on the other side of the fence"?

Things are not always what they seem.
I'm so torn on all this college stuff.
U of L or NKU.
Shit.

Tomorrow, Lauren and I are going to see four year strong at the mad hatter club.
I'm hoping to meet some cute guys.

So, lipstick vs. lipgloss?
I'm down with lipstick 100% but tomorrow I'm hitting up that glossed lip look.
You won't copy me.