"18 is very exciting for many reasons but first understand that 18 is a very mazeldik number. It stands for 'chai' so it will breathe new 'life' into you." (source)

"Have a gut, gezunt, gebenched, mazeldik chodesh and we should all be zocher to make many simachot with simcha be karov, with much siyata dishmaya and ahavat chinum for all! Amen!" (source)