Further, the theory states that if knowledge is forgotten at one time, it cannot be considered a memory in the future.

This theory states that time would heal itself from the paradox.

The theory stated that intelligence developed in four different stages.

This theory states that, above all, life must be saved.

The theory also states that not everyone goes through all of the stages, nor in a prescribed order.

Another way of expressing this issue is to ask whether economic theories can state "laws".

This theory also states that the experience of others can be used in the decision making process.

The theory also states that interest groups form and grow in response to threats.

The theory states that children use their own emotions to predict what others will do.

Another theory states that ethnic violence is the result of past tensions.