I saw in a dream a table where all the elements fell into place as required. Awakening, I immediately wrote it down on a piece of paper
Russian chemist and inventor. He formulated the Periodic Law, created a farsighted version of the periodic table of elements, and used it to correct the properties of some already discovered elements and also to predict the properties of eight elements yet to be discovered.
If one cannot enjoy reading a book over and over again, there is no use in reading it at all
Imagination is more important than knowledge
We don't stop playing because we grow old; we grow old because we stop playing
The timeless in you is aware of life's timelessness. And knows that yesterday is but today's memory and tomorrow is today's dream
Gravity explains the motions of the planets, but it cannot explain who sets the planets in motion
Education is what remains after one has forgotten what one has learned in school
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