Needless to say
Needless to say means ‘naturally' or ‘of course,’ ‘It is obvious that…’
We spent the rest of the weekend with my grandparents. Needless to say, we ate far too much.
It's typical, isn't it? I had just put shampoo on my hair when the phone rang. I thought it might be important, so I rushed downstairs. Needless to say, it had stopped ringing before I reached it.
Needless to say, the workers voted in favour of the wage increase.
Needless to say, he didn't tell a word to his parents about what had happened.
We often contrast or give an exception to an argument by starting Mind you.
A: The food in supermarkets is so expensive. -- B: I know. It's 'terrible. Mind you, it Is very convenient.
A: Kids eat so much rubbish these days. -- B: I know. And they don't do enough exercise.. -- A: Mind you, it’s difficult finding the time to cook fresh food.
The newspaper industry has seen a big change, now it's all web-based. Mind you, I still like to have a paper in my hand, especially on Sundays.
He's not the greatest conversationalist. Mind you, he is rather good-looking.
The thing is
You use ‘the thing is’
1 to introduce an explanation: I ’m sorry I didn’t get the work done on time. The thing is, my mother’s been ill.
2 before describing a difficult problem which is the reason why you aren’t able or willing to do something: He wants me to marry him. The thing is, I ’m not sure I love him enough
I just waited and hoped someone would stop and help me. The thing is I've never changed a wheel before. Eventually, thank goodness, a police car stopped and helped me.
Very easy, very simple, not complicated at all
Last but not least
Last but not least is used before mentioning a person or thing that is last in a list, in order to emphasise that they are as important as those mentioned before:
Manifestos and artists’ statements, interviews, catalogues, biographies, chronologies, memoirs, and, last but not least, exhibition catalogues and survey books abound.
This is Jeremy, this is Kath, and, last but not least, this is Artie.
Right, I've got my money, my sunglasses and, last but not least, my lipstick.
How dare you!
Dare, as a modal, is often used to reprimand and express outrage or strong disapproval. It is especially common after How:
How dare you! How dare she suggest such a thing'
Don't you dare speak to me like that again'
Come to think of it
I'm going to add something I've just remembered/thought of at the moment of speaking. Come to think of it, I completely forgot to serve dessert.
I wonder where McCabe is these days. I haven't seen him for ages. -- Come to think of it, neither have I.
The doctor says that Bob has heart disease. Come to think of it, his father had something wrong with his heart.