astring="Hello World!"
astring2='Hello world!'
#As you can see, the first thing you learned was printing a simple sentence.
# This sentence was stored by Python as a string.
# However, instead of immediately printing strings out,
#we will explore the various things you can do to them. 
#You can also use single quotes to assign a string. 
#However, you will face problems if the value to be assigned itself contains single quotes.
#For example to assign the string in these bracket(single quotes are ' ') you need to use double quotes only like this#
