The awareness of the relationship between the self and the world is precisely what breaks down in anxiety. The Meaning of Anxiety (1977)
Anxiety is the apprehension cued off by a threat to some value that the individual holds essential to his existence as a personality. The Meaning of Anxiety (1977)
Anxiety is an even better teacher than reality, for one can temporarily evade reality by avoiding the distasteful situation; but anxiety is a source of education always present because one carries it within. The Meaning of Anxiety (1950)