Inspiration can come from the most unlikely places - from seeing others achieve great things, from success against all odds, from nature, art and music. And for the more bookish among us, inspiration often comes in the form of words. That perfect sentence that depicts your exact experience of life right now. Quotes from famous figures past and present, from poetry and from music, can spark creativity and fuel motivation, and inspire positive action. Scroll on down to test your knowledge of such wise words, and guess who said each of these famous inspirational quotes.