User:Cerber

''Every second, millions of stimuli bombard your senses. You would soon be overwhelmed with too much information. Luckily, we only remember things that grab our attention ...''

But

Intelligence is what you use when you don't know what to do. -- Jean Piaget

unfortunately

''People usually think they know what to do and ... they do it.'' -- George Ridman

Such definitions are domain independent, I look for them.
 * People use the same abstract terms, sometimes, in very different research and everyday contexts, but usually their notions have certain common "kernel".

A is a B with a property X.C is a A with a property Y, or C is a B with a property X and a property Y For example, system is an entity where a presence of structure is recognized.
 * On the other hand, definitions can be hierarchical, for example:




 * In general, definition-making is not an art.