英和和英

to heighten one's sentiments―ennoble one's sentiments

the world of thought―the intellectual world

a radical school of thought

extremism―radicalism―ultraism―（ロシアでは）―Bolshevism

vague ideas

immature ideas

grand ideas

a person who has extreme thoughts

to seize an idea―lay hold of an idea

wholesome ideas

of one's thoughts, being radical

a profound thinker

a lucid thinker

lofty ideas―sublime ideas

subtle ideas―ethereal ideas

a person who is a thinker

vague ideas

of one's thoughts, to become radical

the inner thoughts

a clever thinker

He has sound ideas.

thoughts and feelings―sentiments

a subtle idea

an excellent idea

of one's thought, the quality or characteristic of being radical

loose ideas―lax ideas

meagre ideas

It is a pointed thought―an original thought.

dangerous thoughts―pernicious principles―a seditious propaganda

prosaic ideas