"The will to persevere is often the difference between failure and success."

"I am about to embark on the greatest adventure of my life."

"My greatest fear is not death, but to die without achieving my goal."

"The Church says the Earth is flat, but I have seen its shadow on the moon, and I have more faith in a shadow than in the Church."

"I am not afraid of the unknown, for it is where new discoveries are made."