Quotes About Internal conditions

It is difficult to imagine a stream that flows two directions at the same time, but this is just what the nervous system does. The failure to sufficiently appreciate this unity of seeming opposites leads us into separating too absolutely afferent from efferent, sensation from behavior, attitude from activity. And this leads us in turn into forgetting how powerfully touch, sensation, continually alters internal conditions and overt behavior.

When Ranke argued that the external relations, of states determine their internal conditions, his argument had considerable cogency.

Happiness doesn't depend on external conditions or situations but it depends on mental conditions.

Of special note are certain divisional arrangements of main functions that are organized and coordinated by different brain components. For example, several nuclei in the brain stem, hypothalamus, and telencephalon are in charge of producing the behaviors to which I referred above, known as drives, motivations, and emotions with which the brain responds to a variety of internal and external conditions with preset programs of actions (e.g., secretion of certain molecules, actual movements

The internal conditions in Iran are worsening in all aspects. Poverty and unemployment are becoming more severe, despite the fact that Iran has turned into a developed and industrialized country.

Todo el mundo busca la felicidad, Y hay un medio seguro para encontrarla. Consiste en controlar nuestros pensamientos. La felicidad no depende de condiciones externas, depende de condiciones internas.

all life forms, no matter how diverse, have common characteristics: 1) they are made up of cells, enclosed by a membrane that maintains internal conditions different from their surroundings, 2) they contain DNA or RNA as the material that carries their master plan, and 3) they carry out a process, called metabolism, which involves the conversion of different forms of energy by means of which they sustain themselves.