One that I think is hilarious is 'I have a sweet tooth, and it has its own ZIP code!' It just makes you imagine a crazy big sweet tooth. These quotes often use wordplay or exaggeration to make us laugh about our love for food.
One could be 'Mohabbat ka rang saaf hai, dil ko chhoo jaye' which translates to 'The color of love is pure, it touches the heart.' Also, 'Pyar mein sab kuchh saccha hota hai' meaning 'In love, everything is true.'
For me, 'A smile is a curve that sets everything straight.' from a cartoon always makes me happy. It's simple but powerful. Another one is 'In a world full of frowns, be a cartoon smile!' which just makes me feel good.
I'm not aware of any popular cartoon sex quotes. Such content is often inappropriate and not something that's widely shared or discussed in a positive context.
One retirement quote is 'I'm retiring from the rat race to enjoy the human race.' As for a cartoon joke, imagine this: 'Why was the math book sad? Because it had too many problems!'