"Friendships are wonderful and life affirming. If we're lucky, each one provides us with new wisdom so they get better and better," says psychologist Irene S. Levine, author of "Best Friends Forever: Surviving a Breakup With Your Best Friend."

Celebrating a 90th birthday party is a truly joyful occasion for a father. Living almost a century of life is an achievement and a landmark worthy of note. While every celebration does not have to be a surprise party, you should do all you can to make it a stress-free day for the birthday honoree.

Surviving high school without friends may be difficult or boring, but it is not impossible. Many teens find socializing awkward due to personal shyness or anxiety. This can make the process of forming friendships complicated.

Interpersonal relationships exist between any two or more persons who interact and fulfill one or more physical or emotional needs. According to a 2010 article in Time magazine, challenges in life may feel less daunting to people with close interpersonal relationships.

Your wife's 40th birthday only happens once. Turning 40 years old is a milestone birthday that older adults may never forget. Let your wife know how special she is to you and her friends by planning a memorable birthday celebration.

Orlando is a maze of amusement parks, attractions and things to do but, not all of them are age--appropriate for your toddler. With a little research, you can choose destinations and activities that will entertain both you and your toddler. Here are a few suggestions to get you started.

A poly relationship takes a variety of forms and is interpreted differently, depending on context, history and cultural considerations. Nonetheless, a poly relationship is contrasted with a monogamous relationship.

The hubbub of getting married can make you miss small mistakes here and there. Sometimes those mistakes show up on your marriage certificate, either because you accidentally provided the wrong information or the clerk made a mistake.

Tracking down old school friends is not only a great way to widen your social circle, but it can give you an opportunity to rediscover a part of yourself. Irene S. Levine, Ph.D. writes in “Psychology Today” that rediscovering a friend you have a shared history with can be a treasure.

When you encounter problems with your domestic partner, from emotional to even physical abuse, you may wonder what steps to take to evict or remove him from your home. Because of the nature of your relationship, a proceeding under landlord and tenant law typically will not suffice.

A friend is someone you respect, have fun with and share values with, says relationship coach Denise LaFrance in "The Friendship Foundation & Why It's So Important," an article published on the website YourTango.

Many elements go into sustaining a happy, healthy marriage, and sex is one of them. It's normal for a couple to have different levels of sexual desire and for sex to go through phases during a marriage. Demanding careers, children and conflicting schedules can all take their toll on a couple's sex life.