Misc: what is the winter counterpart to estivation?

Questions

"Life is -------------- before one knows what it is."-French proverb?

"The laziest man I ever met put ---------- in his pancakes so they would turn over by themselves."- W.C. Fields?

"Life is infinitely ---------- than the mind of man can imagine."- A. Conan Doyle?

"If you don't like something, change it. If you can't change it, change your attitude. Don't --------------."- Maya Angelou?

"Life is like a beautiful melody, only the ----------- are messed up."- Anonymous?