a nice quote from cheap notebook

suddenly today I got an inspired from a cheap notebook (it's not about computer :D ) with a price about Rp.5k that qoute really cheers me up. and I agree at all with this sentences, I wish could be exist within.

"You'll never know till you have tried"

"Experience is the best teacher"

"Never put off till tomorrow what you can do today"

"Practice makes perfect"