You can make your text italic or bold by putting * and ** around your word/sentence
This is just the plain /Text command
There's a lot more possibilities I will let you explore, you can
Make quotes for example with /Quote
Or you can even
As you can see, lots of possibilities, when you are lost and want to create an element in Notion, just type / and write the first letter of the element you want to create
‣ ← this is a reference to the page I made below
@Thomas L <— this is a reference to me
August 8, 2021 ← you can even reference the time like this
If you want to create multiple columns you can select your content and put it where you want, as you can see above I created two columns but you can have even more, here is a three column layout.