text_to_sentences for splitting text into a vector of sentences; 
text_to_words for splitting text into a vector of words; 
count_chars for counting the frequency of characters; 
count_words for counting the frequency of words; 
strsplit for splitting strings.
Other text objects and functions: 
Umlaut,
capitalize(),
caseflip(),
cclass,
count_chars_words(),
count_chars(),
count_words(),
l33t_rul35,
map_text_chars(),
map_text_coord(),
map_text_regex(),
metachar,
read_ascii(),
text_to_sentences(),
text_to_words(),
transl33t()