Never put off till tomorrow what you can do today.
— Thomas Jefferson

We'll never know the worth of water till the well go dry.
Scottish Proverbs till quote

There are a thousand thoughts lying within a man that he does not know till he takes up a pen to write.
— William Makepeace Thackeray

Do not bite at the bait of pleasure, till you know there is no hook beneath it.
— Thomas Jefferson

Oh my son's my son till he gets him a wife, but my daughter's my daughter all her life.
— Dinah Maria Mulock Craik