What common phrase is represented by the below lines

Easy going:
Weak, 'I'm going.'
Tough, 'I'm staying.'

Medium going:
Weak, 'I'm going.'
Tough, 'I'm staying.'

Tough going:
Weak, 'I can't do it, I'm staying!'
Tough, 'Let's get going.'

I have an eye but still cannot see.

Who am I?

When I asked a girl's name she told me her name is the date '07/09/2001'.

I thought for a few seconds and then I got her name. Do you?

Who is that with a neck and no head, two arms and no hands? What is it?

Place the numbers from 1 to 9 in the circles in a manner that each side of the triangle sums up to 17.

I have some blue and red sock in my drawer. I have a total of 4 socks. I pick 2 socks and the chance that I get a pair of red socks is 1/2.

What is the chance of picking a pair of blue socks?

Can you tell a 3D object that has just two surfaces?

Do You See It?

How can one talk without saying a single word?

What is at the end of a rainbow?