If you are thinking whether to cry or laugh, cry.

At some point, I had to start laughing, because I was all wrung out from crying.

Laugh and the whole world will laugh with you, Cry and you will cry alone!

When was the last time you had a good belly-shaking-tear-jerking-snot-producing laugh?
That long?

I didn't steal her from you, I just made her laugh twice as many times as you made her cry.

No, my young apprentice. You said the exact right thing. Again. I'm just laughing at life."
"Why?" he asked, opening both his eyes.
"Because sometimes it's either laugh or cry. I prefer laugh. How about you?