The elements which are the most widely diffused have small atomic weights
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.
There is always some madness in love. But there is also always some reason in madness
I am not apt to follow blindly the lead of other men
He who hid well, lived well
Success is going from failure to failure without loss of enthusiasm
Do not be embarrassed by your failures, learn from them and start again
Love is a serious mental disease
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