These sentences are grammatically correct and you have also used the phrases “in which to”, “from which to” and “on which to” accurately, however there were two adjustments you could have made to make the sentences better. The book offers many fascinating perspectives from which to view society. The book offers a ton of profound principles on which you/one can base your/their decisions and actions.

Exactly what Jonathan has explained, both "by all means" and "you may" grant permission however "by all means" is a lot more enthusiastic and encouraging.

The thing that makes me the most angry in life, is paying for a service and not getting my money's worth. For instance, my dog lost all her fur last summer. I took her to many vets and none of them were able to figure out what her disease was, the Cushing disease, even though she had all the symptoms related to it. Vets made me waste a lot of money on doing tests and buying products to treat Alopecia X. The worst thing is that my dog felt bad for many months and got worse. Additionally, one of the symptoms of Cushing disease is that the dog drinks and pees very frequently, therefore I had many troubles to manage Chanel’s situations and I freaked out completely. Now I wonder, do veterinaries study? As they were so incapable and unskilled at their job. This makes me mad and sad, but I did my best.

Persimmons are the most hit-or-miss fruit you will ever eat. They're either sweet or cruelly bitter. Her songs are either hit or miss. If you want to get a high score on a test, you should change the hit-or-miss approach.