Some principal themes (and a few citations):

1. simplicity (or authenticity) and simplification (do not fan desires; reduce them): 12.1-3, 19.4, 24.1-2

"Hold on to the uncarved wood" (19.4)

2. pantheism (or spiritual monism) and the coincidence of opposites in Tao:

3. minimalism in government (control gets out of control): 2.3, 3.2-3, 17.1, 57.1-3

"The sage manages affairs without action" (2.3)

4. mysticism (hold fast to the Tao, the great Mother): 10.1-7, 16.1-3, 20.6

5. anti-intellectualism (worse to have a little knowledge than not to know at all): 1.1, 56.1, 71.1,

6. individualism (and individuality, te): 20.1-6, 21.1, 51.1-4

Te = individual power or capacity; Tao individualized; what is characteristic of an individual of a certain type (e.g., for cyanide, its ability to poison)

Te = the guiding principle of a thing, what a thing is, which is in harmony with its regulating principle, what it should be. What a thing should be stems from what it is

7. anti-Confucianism: 5.1,3 18.1-4, 19.1-3

8. perfectionism: 8.1-2, 33.1-4

Taoist virtues: calm, quietude, spontaneity, simplicity, authenticity, equal-mindedness, non-contentiousness