He who knows enough of things to value them at their true worth never says too much; for he can also judge of the attention bestowed on him and the i… - Jean-Jacques Rousseau

People who know little are usually great talkers, while men who know much say little.

People who know little are usually great talkers, while men who know much say little. It is plain than an ignorant person thinks everything he does know important, and he tells it to everybody. But a well-educated man is not so ready to display his learning; he would have too much to say, and he sees that there is much more to be said, so he holds his peace.

Ses progrès dans la géométrie vous pourraient servir d'épreuve et de mesure certaine pour le développement de son intelligence : mais sitôt qu'il peut discerner ce qui est utile et ce qui ne l'est pas, il importe d'user de beaucoup de ménagement et d'art pour l'amener aux études spéculatives.

Daha iyi değilim belki, ama en azından başkayım.

I remembered the way out suggested by a great princess when told that the peasants had no bread: "Well, let them eat cake".