Expression: C'est la vie. Pronunciation: [say la vee] Meaning: That's life, Such is life. Register: normal. Notes: The French expression c'est la vie is used far more in English than in French, though unlike many borrowed expressions, the meaning is the same in both languages. C'est la vie is a way of acknowledging something less than ideal that has to be accepted because that's just the way life is..
Two measures of internal validity are treatment integrity and procedural reliability, the extent to which the independent variable was implemented as planned. Social validity refers to the social significance of the target behavior, the appropriateness of the procedures, and the social importance of the outcomes. Assessment of social validity typically includes evaluation of consumer opinion.
It is precisely because we value this sense of belonging so highly that the more other people find an idea, trend, or position appealing or correct, the more correct that idea becomes in our own minds. The Rule of Social Validation recognizes and builds on our innate desire to be part of the main group. It also recognizes that we tend to change our perceptions, opinions, and behaviors in ways that are consistent with group norms.[1] Even if we don't admit it, or maybe even realize it, we care about what others think.