A clash of doctrines is not a disaster — it is an opportunity. - Alfred North Whitehead

Thus nature gets credit which should in truth be reserved for ourselves: the rose for its scent: the nightingale for his song: the sun for its radiance. The poets are entirely mistaken. They should address their lyrics to themselves, and should turn them into odes of self-congratulation on the excellency of the human mind. Nature is a dull affair, soundless, scentless, colourless...

In a sense, all explanation must end in an ultimate arbitrariness.

No epoch is homogeneous; whatever you may have assigned as the dominant note of a considerable period, it will always be possible to produce men, and great men, belonging to the same time, who exhibit themselves as antagonistic to the tone of their age.