While the rest of the world has been improving technology, Ghana has been improving the quality of man's humanity to man.
I just want to retire before I go senile because if I don't retire before I go senile, then I'll do more damage than good at that point.
Extraordinary claims require extraordinary evidence.
External nature is only internal nature writ large.
All human actions have one or more of these seven causes: chance, nature, compulsion, habit, reason, passion, and desire.
People think I'm a miserable sod but it's only because I get asked such bloody miserable questions.
Pretty much, Apple and Dell are the only ones in this industry making money. They make it by being Wal-Mart. We make it by innovation.
Patriotism is usually stronger than class hatred, and always stronger than internationalism.
When people start asking you to do the same thing over and over again, that's when you know you're way too close to something that you don't want to be near.
A difference of opinion is what makes horse racing and missionaries.
In the intellectual order, the virtue of humility is nothing more nor less than the power of attention.
Worry is the interest paid by those who borrow trouble.
There is not such a cradle of democracy upon the earth as the Free Public Library, this republic of letters, where neither rank, office, nor wealth receives the slightest consideration.
After all, science is essentially international, and it is only through lack of the historical sense that national qualities have been attributed to it.
Rich men's houses are seldom beautiful, rarely comfortable, and never original. It is a constant source of surprise to people of moderate means to observe how little a big fortune contributes to Beauty.
It is the story that owns and directs us. It is the thing that makes us different from cattle; it is the mark on the face that sets one people apart from their neighbors.
The universe we observe has precisely the properties we should expect if there is, at bottom, no design, no purpose, no evil and no good, nothing but blind pitiless indifference.
Boards don't hit back.
Never go to a doctor whose office plants have died.
I could see that, if not actually disgruntled, he was far from being gruntled.
I will not let anyone walk through my mind with their dirty feet.