To imagine is everything, to know is nothing at all.
It is good to collect things, but it is better to go on walks.
We have drugs to make women speak, but none to keep them silent.
The whole art of teaching is only the art of awakening the natural curiosity of young minds for the purpose of satisfying it afterwards.
To accomplish great things, we must not only act, but also dream; not only plan, but also believe.
The best sentence? The shortest.