She is always looking out for Number One.

It is important to looks before one leaps.

She is looking before she leaps into the new business venture.

She tends to look through rose-tinted glasses and ignore the harsh realities of life.

She tends to look through rose-colored glasses and see the best in everyone.

Don't look a gift horse in the mouth.

Never look a gift horse in the mouth.

She looks like something the cat's dragged in.

It's important to look beyond the tip of one's nose and consider different perspectives.

She needs to look past the tip of her nose and consider other options.