This will prevent Leslie from sending you messages, friend request or from viewing your profile. They will not be notified. Comments on discussion boards from them will be hidden by default.
“Let those who wish have their respectability- I wanted freedom, freedom to indulge in whatever caprice struck my fancy, freedom to search in the farthermost corners of the earth for the beautiful, the joyous, and the romantic.”
―
Richard Halliburton