Le Verrier—without leaving his study, without even looking at the sky—had found the unknown planet [Neptune] solely by mathematical calculation, and, as it were, touched it with the tip of his pen!

[S]he stood for some moments gazing at the sisters, with affection beaming in one eye, and calculation shining out of the other.

…and his analysis proved him to be the first of theoretical astronomers no less than the greatest of ‘arithmeticians.

It is now established by verifiable evidence that religion stultifies the brain and is the great obstacle in the path of intellectual progress.The more religious a person is, the more he is steeped in ignorance...

Every relationship is a cost benefit calculation; either it is material or spiritual.

Now that science has helped us to overcome the awe of the unknown in nature, we are the slaves of social pressures of our own making. When called upon to act independently, we cry for...

A true leader leads for the sake of love and his knowledge of the path, a bad leader redirects his followers to the path of destruction.

His [Thomas Edison] method was inefficient in the extreme, for an immense ground had to be covered to get anything at all unless blind chance intervened and, at first, I was almost a sorry witness...

If he [Thomas Edison] had a needle to find in a haystack, he would not stop to reason where it was most likely to be, but would proceed at once with the feverish diligence of...