During the act of knowledge itself, the objective and subjective are so instantly united, that we cannot determine to which of the two the priority belongs.
...from the time of Kepler to that of Newton, and from Newton to Hartley, not only all things in external nature, but the subtlest mysteries of life and organization, and even of the intellect and moral being, were conjured within the magic circle of mathematical formulae.
As it must not, so genius cannot be lawless; for it is even that constitutes its genius - the power of acting creatively under laws of its own origination.
Where true Love burns Desire is Love's pure flame;
It is the reflex of our earthly frame,
That takes its meaning from the nobler part,
And but translates the language of the heart.
It is saying less than the truth to affirm that an excellent book (and the remark holds almost equally good of a Raphael as of a Milton) is like a well-chosen and well-tended fruit tree. Its fruits are not of one season only. With the due and natural intervals, we may recur to it year after year, and it will supply the same nourishment and the same gratification, if only we ourselves return to it with the same healthful appetite.
Reviewers are usually people who would have been, poets, historians, biographer, if they could. They have tried their talents at one thing or another and have failed; therefore they turn critic.
Genius must have talent as its complement and implement, just as in like manner imagination must have fancy. In short, the higher intellectual powers can only act through a corresponding energy of the lower.
Some persons have contended that mathematics ought to be taught by making the illustrations obvious to the senses. Nothing can be more absurd or injurious: it ought to be our never-ceasing effort to make people think, not feel.