Fixed a few typos and clarified から explanation

Author: Morgawr

src/Section1/Part2/Lesson22.md

@@ -33,6 +33,6 @@ What are you saying
 Dinner has already been made
 </pre>
 
-てある can turn the direct object and into a subject. This means that the verb's normal "logical object" gets marked by が or は (or unmarked), like dinner in the example above. However, because Japanese is linguistically weird, sometimes を can be used, too.
+てある can turn the direct object into a subject. This means that the verb's normal "logical object" gets marked by が or は (or unmarked), like dinner in the example above. However, because Japanese is linguistically weird, sometimes を can be used, too.
 
 Finally, it expresses a state, not an action, so てある should not be considered "the passive" version of the verb. Japanese has a real passive that we'll cover soon.

src/Section2/Part3/Lesson39.md

@@ -1,8 +1,10 @@
 # Reasoning with から そして ので で
 
-から, not just a case particle(“from”), it also shows up as a conjunction where the thing after から is "because of" the thing before から. 
+から is not just the case particle “from”. It also shows up as a conjunction, used to connect two sentences, where the thing after から is the outcome or result of the thing before から. 
 
-You can distinguish between the particle から and the conjunction から because the particle only comes after nouns and the conjunction から after completed clauses. This means to attach the “because of” から to nouns and な adjectives, you must add だ (or です), and it can also go directly after verbs and い adjectives (which the particle から cannot do).
+You can differentiate the conjuction から from the case particle から because the particle only comes after nouns and the conjunction after completed clauses. This means to attach the “because of” から to nouns and な adjectives, you must add だ (or です). It also can go directly after verbs and い adjectives (which the particle から cannot do).
+
+A(だ)からB roughly means "It is B, because of A".
 
 <pre>
 暑い<b>から</b>プールに行きたいです
@@ -19,7 +21,7 @@ They are all good people<b>, so</b> I'm sure you'll like them.
 <b>I'm telling you,</b> please don't say that!
 </pre>
 
-そして is an interjection that essentially gives a sense of finality as the last element in a list of sequential statements (like “and in the end…”) or a conclusionary reason (“and so...”. It can sound formal.
+そして is an interjection that essentially gives a sense of finality as the last element in a list of sequential statements (like “and in the end…”) or a conclusive reason (“and so...”). It can sound formal.
 
 <pre>
 <b>そして、</b>ついにその日が来た。

src/Section2/Part3/Lesson40.md

@@ -21,7 +21,7 @@ To approach <b>from</b> the south
 
 This usage of より is common in written letters, where より marks the sender and へ the recipient.
 
-If you want to list both sides of a comparison, you mark the lower bound with より and the upper bound with 方. 方 is a noun that reads ほう (don't be tricked by the かた reading!), and as per every noun, it attaches to other nouns with の and can take particles after it. In case of a comparison, the 方 "side" is usually marked by が whether or not it is the subject of the action.
+If you want to list both sides of a comparison, you mark the lower bound with より and the upper bound with 方. 方 is a noun that reads ほう in this usage (don't be tricked by the かた reading!), and as with every noun, it attaches to other nouns with の and can take particles after it. In case of a comparison, the 方 "side" is usually marked by が whether or not it is the subject of the action.
 
 <pre>
 メリット<b>より</b>もデメリット<b>の方が</b>大きい