put stones oin someone's way put stones in someone's way

"on [someone's/the] way" is a common English expression, but it means something different than "in [someone's/the] way" and I think you mean the latter. ... "on [someone's/the] way" = along the path or while traveling that direction (equivalent of German unterwegs, I think?) Examples: On the way to my friend's house, I saw three deer on the side of the road. [text to a friend to let them know you're in the car coming]: On my way [during a road trip]: Do you want to sit in at a restaurant or go through a drive through and eat on the way? ... "in [someone's/the] way" = obstructing the way forward, Examples: "We can't park there because there's a fire hydrant in the way." "You're in my way when you stand there - I can't see the TV!"

There are always people who make our lives more difficult than they arcould/should be. There are always people who make our lives more difficult than they could/should be.

There are always people who make our lives more difficult than they arshould be. There are always people who make our lives more difficult than they should be.

There are, for example, companies that use annoying methods to prevent us from buying from someone else the next time. There are, for example, companies that use annoying methods to prevent us from buying from someone else the next time.

There are, for example, companies that use annoying methods to prevent us from buying from someone else the next time. There are, for example, companies that use annoying methods to prevent us from buying from someone else the next time.

Or there are managers who envy us our advancement. Or there are managers who envy our advancement.

Or there are managers who envy us our advancementpromotion. Or there are managers who envy our promotion.

Do you mean a single promotion or that the managers are jealous of their overall career success? Most likely promotion works here.

However, we learn how to deal with thisese kinds of difficultyies. However, we learn how to deal with these kinds of difficulties.

This is plural, because you have given multiple examples

That's why a very wise man created the following aphorism: You can use the stones that someone puts on your way to build something beautiful for yourself. That's why a very wise man created the following aphorism: You can use the stones that someone puts on your way to build something beautiful for yourself.

This is correct, but a standard saying would be: That's why a wise once said: You can use the stones that someone puts on your way to build something beautiful for yourself.

That's why a very wise man created the following aphorism: You can use the stones that someone puts oin your way to build something beautiful for yourself. That's why a very wise man created the following aphorism: You can use the stones that someone puts in your way to build something beautiful for yourself.