Kitap 10
3.30
Therefore, whether we be in a crowd, on a journey, or even at some festive gathering, our thoughts should always have some inner sanctuary of their own to which they may retire. Otherwise what shall we do when we are suddenly called upon to deliver a set speech in the midst of the forum, with lawsuits in progress on every side, and with the sound of quarrels and even casual outcries in our ears, if we need absolute privacy to discover the thoughts which we jot down upon our tablets? It was for this reason that Demosthenes, the passionate lover of seclusion, used to study on the seashore amid the roar of the breakers that they might teach him not to be unnerved by the uproar of the public assembly.
3.31
There are also certain minor details which deserve our attention, for there is nothing too minute for the student. It is best to write on wax owing to the facility which it offers for erasure, though weak sight may make it desirable to employ parchment by preference. The latter, however, although of assistance to the eye, delays the hand and interrupts the stream of thought owing to the frequency with which the pen has to be supplied with ink.