Somebody must trespass on the taboos of modern nationalism, in the interests of human reason. Business can't. Diplomacy won't. It has to be people like us.
Scientific principles and laws do not lie on the surface of nature. They are hidden, and must be wrested from nature by an active and elaborate technique of inquiry.
Each step is more difficult than the last; the heaviness fills me and turns my limbs to stone. You must hurt or be hurt.
No word of commiseration can make a burden feel one feather's weight lighter to the slave who must carry it.
I am always quiet so that I know what to say when I must speak.
Life' wrote a friend of mine, 'is a public performance on the violin, in which you must learn the instrument as you go along.
Reach into the past and remember the reasons you fell in love. Hold on to that, son, and cherish it. Then you must start moving forward again.
A journey of observation must leave as much as possible to chance. Random movement is the best plan for maximum observation
Architecture must concern itself continually with the socially beneficial distortion of the environment.
Reading can only take you so far, up to the moment where you must take action with your own hands
Give a try; give a shot. Sometimes, you must not only expect the way to be too clear; strike when you can!
The funnel of my family’s salvation must continue narrowing towards the gallows. That journey cannot begin at the parted tips of another woman’s toes
You must stay focused, concentrating on the work at hand. Consistency makes the rain drops to create holes in the rock.
The beginning seems bitter to you, but the end is sweeter for you. However, you can’t get through to the end without having a beginning. You must begin by all means.
In life we must be willing to take risks, for that is the only way progress is attained.
Of all the advantages that ghostwriting offers, one of the greatest must be the opportunity that you get to meet people of interest.
I must be dreaming. Bring that sweet ass over here and I'll show you what God made women and well-hung Scotsmen for.
The Scientist must set in order. Science is built up with facts, as a house is with stones. But a collection of facts is no more a science than a heap of stones is a house.
You must suffer me to go my own dark way.
When you come to the edge of all that you know, you must believe one of two things: either there will be ground to stand on, or you will be given wings to fly.
The emergence of one world consciousness must be accompanied with one world political infrastructures.