Begin challenging your assumptions. Your assumptions are the windows on the world. Scrub them off every once in awhile or the light won't come in.
“I mean the word proof not in the sense of the lawyers, who set two half proofs equal to a whole one, but in the sense of a mathematician, where half proof = 0, and it is demanded for proof that every doubt becomes impossible.”
“There are hurdles, there are handicaps, hardships you have to face in life, but you hope for a great future.”