"Another great contribution to science of Imam Jafar al-Sadiq (A) was his Theory of Light. He said that light reflected by different objects comes to us, but only a part of the rays enter our eyes. That is the reason why we do not see distant objects clearly."

"Those speak foolishly who ascribe their anger or their impatience to such as offend them or to tribulation. Tribulation does not make people impatient, but proves that they are impatient. So everyone may learn from tribulation how his heart is constituted."

"But the tale or narrative set in the past may have its particular time-free value; and the candid reader will not misunderstand me, will not suppose that I intend any preposterous comparison, when I observe that Homer was farther removed in time from Troy than I am from the Napoleonic wars; yet he spoke to the Greeks for 2,000 years and more."

"The institution that had the greatest effect on Berenson's education was the Boston public library, the first in the country that allowed people to take books home to read them."

"The imaginary is not formed in opposition to reality as its denial or compensation; it grows among signs, from book to book, in the interstice of repetitions and commentaries; it is born and takes shape in the interval between books. It is the phenomena of the library."

"The future is too interesting and dangerous to be entrusted to any predictable, reliable agency. We need all the fallibility we can get. Most of all, we need to preserve the absolute unpredictability and total improbability of our connected minds. That way we can keep open all the options, as we have in the past."