“Moderation, which consists in an indifference about little things, and in a prudent and well-proportioned zeal about things of importance, can proceed from nothing but true knowledge, which has its foundation in self-acquaintance.”
Plato
“The zeal of friends it is that knocks me down, and not the hate of enemies”
Friedrich von Schiller
“Zeal will do more than knowledge.”
William Hazlitt
“Zeal without knowledge is fire without light.”
Thomas Henry Huxley
“When you are laboring for others let it be with the same zeal as if it were for yourself.”
Confucius
“Through zeal, knowledge is gotten; through lack of zeal, knowledge is lost; let a man who knows the double path of gain and loss thus place himself that knowledge may grow.”
Buddha
“It is false zeal to keep truth while wounding charity”
Blaise Pascal