Again men have been kept back as by a kind of enchantment from progress in science by reverence for antiquity, by the authority of men counted great in philosophy, and then by general consent.
You cannot teach a child to take care of himself unless you will let him try to take care of himself. He will make mistakes and out of these mistakes will come his wisdom.
There are and can be only two ways of searching into and discovering truth. The one flies from the senses and particulars to the most general axioms, and from these principles, the truth of which it takes for settled and immovable, proceeds to judgment and to the discovery of middle axioms. And this way is now in fashion. The other derives axioms from the senses and particulars, rising by a gradual and unbroken ascent, so that it arrives at the most general axioms last of all. This is the true way, but as yet untried.
In things that are tender and unpleasing, it is good to break the ice by some one whose words are of less weight, and to reserve the more weighty voice to come in as by chance.