bright-eyed and bushy-tailed
О человеке, который полон энергии.
Gary was fantastic! He arrived bright-eyed and bush-tailed at 7 am and worked with us all day.
Гарри просто молодец! Он приехал в 7 утра таким бодрым и работал с нами целый день.
build on sand
To lay a weak or insufficient foundation for a building, a business, or a relationship.
"I don't want to build my business on sand," John said, "so please. Dad, give me that loan I requested."
burn the candle at both ends
To work or play too hard without enough rest; get too tired.
He worked hard every day as a lawyer and went to parties and dances every night; he was burning the candle at both ends.
by and by
After a while; at some time in the future; later.
Roger said he would do his homework by and by.
The mother knew her baby would be a man by and by and do a man's work.
by and large
As it most often happens; more often than not; usually; mostly.
There were bad days, but it was a pleasant summer, by and large.
By and large, women can bear pain better than men.
By and large, I agree with your suggestions.
by fits and starts
by fits and jerks
With many stops and starts, a little now and a little more later; not all the time; irregularly.
He had worked on the invention by fits and starts for several years.
You will never get anywhere if you study just by fits and starts.
by leaps and bounds
With long steps; very rapidly.
Production in the factory was increasing by leaps and bounds.
The school enrollment was going up by leaps and bounds.
by the dozen
by the hundred
by the thousand
Very many at one time; in great numbers. Often used in the plural, meaning even larger numbers.
Tommy ate cookies by the dozen.
The ants arrived at the picnic by the hundreds.
The enemy attacked the fort by the thousands.