If there are four equations and only three variables, and no one of the equations is derivable from the others by algebraic manipulation then there is another variable missing.
Talcott Parsons

When I was three, I wanted to be four. When I was four, I wanted to be prime minister.
Jeffrey Archer

I have not had a drink for four years, which for me is a long time.
Kelly McGillis

At most I'll spend three or four hours daily, sometimes less.
Anne Tyler

I do a movie once every four years and they call it a comeback.
Pam Grier

Gwen and I have four children and ten grandchildren.
David Wilkerson

Three meals plus bedtime make four sure blessings a day.
Mason Cooley

Over the next four years, I will continue to listen to different views and accept different suggestions.
Chen Shui-bian

To me, the excitement is in ordering a fine shotgun, going through the process that everybody who has bought one has gone through for 100 years. You order it, you make a significant down payment, and then you wait three or four years for the gun to be custom-made for you.
Tom Selleck

At first, I spend about four hours a day writing. Toward the end of a book, I spend up to 16 hours a day on it, because all I want to do is make it good and get it done.
Tracy Kidder

But the Americans have no extra money. They have their own problems. They can provide financial assistance for two, three, four, or six months at most.
Eduard Shevardnadze

The aim and the idea of the Four Year Plan were and remain entirely correct and necessary!
Hjalmar Schacht

I practiced for at least two hours every day for twenty years, before then I practiced maybe four to five hours a day, and before then 14 hours a day. It was all I had ever done.
Michael Schenker

If a horse has four legs, and I'm riding it, I think I can win.
Charles Caleb Colton

Like father, like son, four years and this president is done.
Dick Gephardt

I've only used my own voice about four times on film.
Ian Hart

The big new development in my life is, when I turned 80, I decided I no longer have to do four pages a day. For me, it's like retiring.
Frederik Pohl

If you're suddenly doing something you don't want to do for four years, just so you've got something to fall back on, by the time you come out you don't have that 16-year-old drive any more and you'll spend your life doing something you never wanted to do in the first place.
Ewan McGregor

I've just started school again, and it was a bit strange to start off with; it took me three or four days to get used to it. My friends have been great, they've been treating me normally.
Rupert Grint

We only work four days a week, we only work three weeks out of the month, and we get four months off for the summer. So there's plenty of time for me to spend with the kids.
Patricia Heaton