The essential attribute of a new sense is, not the perception of external objects or influences which ordinarily do not act upon the senses, but that external causes should excite in it a new and peculiar kind of sensation different from all the sensations of our five senses. Johannes P. Muller
The first type of abstraction from objects I shall refer to as simple abstraction, but the second type I shall call reflective abstraction, using this term in a double sense. Jean Piaget
The Mach number is commonly used both with objects travelling at high speed in a fluid, and with high-speed fluid flows inside channels such as nozzles, diffusers or wind tunnels.
The mind is never satisfied with the objects immediately before it, but is always breaking away from the present moment, and losing itself in schemes of future felicity... The natural flights of the human mind are not from pleasure to pleasure, but from hope to hope. Samuel Johnson
The new formula in physics describes humans as paradoxical beings who have two complementary aspects: They can show properties of Newtonian objects and also infinite fields of consciousness. Stanislav Grof
The object of self-love is expressed in the term self; and every appetite of sense, and every particular affection of the heart, are equally interested or disinterested, because the objects of them all are equally self or somewhat else. Joseph Butler
The objects that are of moderate energy, like our sun or most of the stars that we see in the night sky with the naked eye, are objects in which relatively moderate energy processes are taking place. Claude Nicollier
The only objects of practical reason are therefore those of good and evil. For by the former is meant an object necessarily desired according to a principle of reason; by the latter one necessarily shunned, also according to a principle of reason. Immanuel Kant
The self has the characteristic that it is an object to itself, and that characteristic distinguishes it from other objects and from the body. George H. Mead
The steel workers have now buried their dead, while the widows weep and watch their orphaned children become objects of public charity. The murder of these unarmed men has never been publicly rebuked by any authoritative officer of the state or federal government. John L. Lewis