answer
✓Capitals signal the start of a new sentence. This is a stable rule in our written language: Whenever you begin a sentence capitalize the first letter of the first word. This includes capitalizing the first word or a direct quotation when it's a full sentence, even if it appears within another sentence.
Her daughter loved the valentine. Her brother could have cared less.
Wow! I never thought I'd survive running the rapids.
Frand inquired, "Where do I make a donation to the new scholarship fund?". "The first time I lectured on that theory," the professor bragged, "not one student fell asleep in my class."✓
✓Capitals show important words in a title. Capitalize the first and last word, as well as any major word in a title or subtitle (words such as "a," "an," and "the" are not usually capitalized unless they function as the first word in the title or subtitle).
Here are two examples. The first is the title of a play and the second is a title of a book.
Oh Dad, Poor Dad, Mama's Hung You in the Closet and We're Feeling So Sad
The Shape of the Century: Readings from the Disciplines
3. Capitals signal proper names and titles.✓
