Having knowledge but lacking the power to express it clearly is no better than never having any ideas at all.
Pericles
In general, the public knowledge base and thus decision-making behaviors are far more influenced by advertisement than with current science.
David Perlmutter
I never doubted that I would work, and every time I went to an audition, I went into the room with the knowledge that I was going to get the part.... →
Busy Philipps
Seldom ever was any knowledge given to keep, but to impart; the grace of this rich jewel is lost in concealment.
Wendell Phillips
It is with children that we have the best chance of studying the development of logical knowledge, mathematical knowledge, physical knowledge, and so... →
Jean Piaget
Our problem, from the point of view of psychology and from the point of view of genetic epistemology, is to explain how the transition is made from a... →
The current state of knowledge is a moment in history, changing just as rapidly as the state of knowledge in the past has ever changed and, in many... →
In other words, knowledge of the external world begins with an immediate utilisation of things, whereas knowledge of self is stopped by this purely... →
Scientific knowledge is in perpetual evolution; it finds itself changed from one day to the next.
To express the same idea in still another way, I think that human knowledge is essentially active.