Ability to caluculate well yields a rewarding outlet many a time.
If your parents never had children, chances are you won't, either. [Dick Cavett 1936]
Mathematics may be defined as the subject in which we never know what we are talking about, nor whether what we are saying is true. [Bertrand Russell]
In mathematics you don't understand things. You just get used to them. [John von Neumann]
I have hardly ever known a mathematician who was capable of reasoning. [Plato]
Proof is the idol before whom the pure mathematician tortures himself. [Sir Arthur Eddington]
For myself I am an optimist - it does not seem to be much use being anything else. [Sir Winston Churchill]
Do not worry about your difficulties in Mathematics. I can assure you mine are still greater. [Albert Einstein]
One is to persevere till enough wealth is had. The nibbling cow accomplishes something of value when she grazes and sips water in the company of birds, without destroying the common well-source.
A key to failure is trying to please everybody. [With Bill Cosby]
The more that people draw from a power station, the more good chances for wealth can thereby be given to them. And the more that people draw wealth through being given the opportunities, the more they seem to squander and dispossess. Such persons fairly often need to stick more and better to some fit aspects of their heritage.