“I truly believed that the cost of success for us shouldn't be the cost of failure for a good friend.”

“Failure is the cost of seeking new challenges.”

“Friends don't count the cost of favors.”

“Sometimes the cost of integrity is the loss of a friend.”

“Things which cost nothing are those which cost the most. Why? Because they cost us the effort of understanding that they are free.”

“The ‘I’ is the ego that we must avoid at any cost, if we truly wish to be different from narcissists. Instead of using ‘I’ repeatedly, it would be wise to replace it with ‘we’.”

“Never invest yourself in anything so deeply that its failure could cost you your happiness.”

“The social damage was not in the failure but in the undertaking, which was expensive. The cost of war was the poison running through the 14th century.”

“To love anything good, at any cost, is a bargain.”

“System costs can be considered in many different ways. For example, the cost for making the system and the cost for operating it may be used as a basic for judging the total cost. The total cost may also be arrived at in another fashion, as, for example, the sum of the fixed cost, variable cost, past investment and other charges. Furthermore, in many cases where systems engineering is required several time phases are involved for which the cost factors may be significant, such as the study phase, the breadboard phase, the prototype phase, and the production phase.”