Nothing is more inimical to the progress of science than the belief that we know what we do not yet know.
Imaginas que yo persigo lo extraño por ignorancia de lo bello, pero no es así, ocurre que porque tu ignoras lo bello, yo busco lo extraño.
The fly that does not want to be swatted is safest if it sits on the fly-swat.
He who is enamoured of himself will at least have the advantage of being inconvenienced by few rivals.
Even truth needs to be clad in new garments if it is to appeal to a new age.
...if we gained only one incontestable truth every ten years from each of our philosophical writers the harvest we reaped would be sufficient.
Aujourd'hui, on cherche partout à répandre le savoir; qui sait si, dans quelques siècles, il n'y aura pas des universités pour rétablir l'ancienne ignorance?
I would give something to know for precisely whom the deeds were really done, of which it is publicly stated they were done 'for the Fatherland'.
Many are less fortunate than you’ may not be a roof to live under, but it will serve to retire beneath in the event of a shower.
The most brightly colored birds sing the worst; the same goes for people.
No es que los oráculos hayan dejado de hablar, sino que los hombres han dejado de escucharlos.
A good means to discovery is to take away certain parts of a system to find out how the rest behaves.
Книгата е огледало. И ако в него се огледа маймуна, то от него не може да погледне лик на апостол.
For the loss of those we have loved there is no alleviation but time and carefully and rationally chosen diversions such as will not cause our heart to reproach us.
If people should ever start to do only what is necessary millions would die of hunger.