I want to change my nickname

Several times I want to change my nickname of jianshu because it is too long to show and it is a little hard to read alound.I want to change a name which can take my beuteful memories and easy to read alound.May be 杨家南菜园 or windy's 一亩三分地 or 心情收纳盒？There's no one i want to use now and as soon as possible.That means there is no one Ilike deeply.It's hard to make a decision.Then I can only keep the name before I meet a right one.

There must be many mistakes in my written English.Please correct me as you wish.