Throughout life, our habits, beliefs, and ideas evolve beyond recognition. Our physical and social environments change. Almost all of our cells are r… - Maria Popova

Nobody knows what goes on between two hearts including, more often than not, the people in whose chests they beat.

What invigorated Maria Mitchell that evening, and what would drive her for the remaining decades of her life, was not the king’s medal, nor the luster of worldwide recognition, but the sheer thrill of discovery — the ecstasy of having personally chipped a small fragment of knowledge from the immense
monolith of the unknown, that elemental motive force of every sincere scientist.

We can no more claim all credit for our achievement than deflect all blame for our impediments.